diff options
| -rw-r--r-- | boot/boot_script.h | 64 |
1 files changed, 29 insertions, 35 deletions
diff --git a/boot/boot_script.h b/boot/boot_script.h index 4a09aba5..e32837e8 100644 --- a/boot/boot_script.h +++ b/boot/boot_script.h @@ -14,52 +14,39 @@ #define BOOT_SCRIPT_BAD_TYPE 8 /* Legal values for argument `type' to function - boot_script_set_variable(). */ + boot_script_set_variable and boot_script_define_function. */ +#define VAL_NONE 0 /* none -- function runs at exec time */ #define VAL_STR 1 /* string */ #define VAL_PORT 2 /* port */ -/* The user must define this variable. The task port of the program. */ -extern mach_port_t boot_script_task_port; +/* This structure describes a command. */ +struct cmd +{ + /* Path of executable. */ + char *path; -/* The user must define this function. Allocate SIZE bytes of memory - and return a pointer to it. */ -void *boot_script_malloc (int size); + /* Task port. */ + mach_port_t task; -/* The user must define this function. Free SIZE bytes of memory - named by PTR that was previously allocated by boot_script_malloc(). */ -void boot_script_free (void *ptr, int size); + /* Argument list. */ + struct arg **args; -/* The user must define this function. Create a new task and - return a send right to it presumably using task_create(). - Return 0 on error. */ -mach_port_t boot_script_task_create (void); + /* Amount allocated for `args'. */ + int args_alloc; -/* The user must define this function. Terminate the task whose - send right is TASK presumably using task_terminate(). */ -void boot_script_task_terminate (mach_port_t task); + /* Next available slot in `args'. */ + int args_index; -/* The user must define this function. Suspend TASK presumably - using task_suspend(). */ -void boot_script_task_suspend (mach_port_t task); + /* List of functions that want to be run on command execution. */ + struct sym **exec_funcs; -/* The user must define this function. Resume TASK presumably - using task_resume(). Return 0 on success, non-zero otherwise. */ -int boot_script_task_resume (mach_port_t task); + /* Amount allocated for `exec_funcs'. */ + int exec_funcs_alloc; -/* The user must define this function. Deallocate a send right to PORT - in the TASK presumably using mach_port_deallocate(). */ -void boot_script_port_deallocate (mach_port_t task, mach_port_t port); + /* Next available slot in `exec_funcs'. */ + int exec_funcs_index; +}; -/* The user must define this function. Insert the specified RIGHT to - the PORT in the current task into TASK with NAME, presumably using - mach_port_insert_right(). RIGHT can take any value allowed by - mach_port_insert_right(). Return 0 for success, non-zero otherwise. */ -int boot_script_port_insert_right (mach_port_t task, - mach_port_t name, mach_port_t port, - mach_msg_type_name_t right); - -/* The user must define this function. Set the bootstrap port for TASK. */ -void boot_script_set_bootstrap_port (mach_port_t task, mach_port_t port); /* The user must define this function. Load the image of the executable specified by PATH in TASK. Create a thread @@ -92,5 +79,12 @@ int boot_script_exec (void); non-zero otherwise. */ int boot_script_set_variable (const char *name, int type, int val); +/* Define the function NAME, which will return type RET_TYPE. */ +int boot_script_define_function (const char *name, int ret_type, + int (*func) (const struct cmd *cmd, int *val)); + /* Returns a string describing the error ERR. */ char *boot_script_error_string (int err); + + +void safe_gets (char *, size_t); |